110 kV内桥接线变电站备自投原理探讨及改进  

Exploration and Improvement of the Principle of Backup Power Automatic Switching in 110 kV Inner Bridge Connection Substation

作　　者：施鲁强 汪柏松 张莞嘉 樊世伟 SHI Luqiang;WANG Baisong;ZHANG Wanjia;FAN Shiwei(State Grid Zhejiang Electric Power Co.,Ltd.Hangzhou Power Supply Branch,Hangzhou 310000,China)

机构地区：[1]国网浙江省电力公司杭州供电公司,浙江杭州310000

出　　处：《电工技术》2024年第24期160-162,共3页Electric Engineering

摘　　要：对110 kV内桥接线变电站的备自投装置展开了研究,论述了备自投装置的基本要求和逻辑原理。针对变电站轻载状态下备自投装置易误动作的问题,结合两起相关案例,提出了完善电压回路设计和增加额外启动条件两个改进方向,并提出了相应的改进方案。This article conducts research on the backup power automatic switching device of 110 kV internal bridge connection substation,and discusses its basic requirements and logical principles.In response to the problem of mistaken actuation of backup power automatic switching device under light load conditions in substations,this article analyzes two relevant cases,proposes two improvement directions,namely"improving voltage circuit design"and"adding additional starting conditions",and proposes corresponding improvement plans.

关 键 词：备自投装置 误动作 电压回路 高压带电显示装置 

分 类 号：TM762.1[电气工程—电力系统及自动化]